Finding the Third Proportional to 815,048 and 1,259,504

Step by Step Solution

1. Step 1: Write the proportion equation
   815,048 : 1,259,504 = 1,259,504 : x
2. Step 2: Convert to fraction form
   815,048/1,259,504 = 1,259,504/x
3. Step 3: Cross multiply
   815,048x = 1,259,504 × 1,259,504
4. Step 4: Simplify right side
   815,048x = 1,586,350,326,016
5. Step 5: Solve for x
   x = 1,586,350,326,016/815,048
6. Step 6: Final answer
   x = 1,946,327.49